Rob Ryan (born June 24, 1973) is a former outfielder in Major League Baseball who played for the Arizona Diamondbacks and the Oakland Athletics.

[4] In the top of the seventh inning, Ryan was asked to pinch hit for pitcher Greg Swindell, batting ninth.

[4] In the bottom of the seventh, pitcher Dan Plesac was called to replace Ryan, pitching and batting ninth.

One year and two days after being traded, on July 21, 2002, Ryan was purchased by the Boston Red Sox from the Athletics.

[2][3] From this point, Ryan was signed, released, or granted free agency multiple times for about the next three years.